1.
When would you
not
want to estimate an answer?
A.
when an exact answer is needed
B.
when there are many calculations
C.
when there are large numbers
D.
when there are simple calculations
Hint
2.
Name the operation that should be performed first in the expression
9 + 5 × (6 - 1).
A.
subtraction
B.
multiplication
C.
addition
D.
division
Hint
3.
Solve
a
- 8 = 32 using inverse operations.
A.
4
B.
8
C.
24
D.
40
Hint
4.
Which point lies in quadrant IV?
A.
G
B.
H
C.
E
D.
F
Hint
5.
Solve the equation 6 + (-2) + (-8) =
r
.
A.
0
B.
-16
C.
2
D.
-4
Hint
6.
Evaluate
p
- (-13) if
p
= -6.
A.
-19
B.
-7
C.
7
D.
19
Hint
7.
Evaluate -3
xy
if
x
= -3 and
y
= -7.
A.
7
B.
-63
C.
9
D.
-21
Hint
8.
Solve
= 12.
A.
-72
B.
-2
C.
72
D.
2
Hint
9.
Sarah must maintain a balance of at least $500 in her checking account to avoid finance charges. If her current balance is $794, write an inequality to determine how many times she can withdraw $25 for shopping without paying finance charges.
A.
25
w
794
B.
25
w
500
C.
25
w
294
D.
25
w
106
Hint
10.
Solve
x
= 3
4
.
A.
x
= 27
B.
x
= 64
C.
x
= 12
D.
x
= 81
Hint
11.
Rewrite
without using a fraction bar.
A.
a
2
b
2
c
-3
d
-1
B.
a
2
b
2
(-c
3
d)
C.
a
2
b
2
c
-3
d
D.
a
2
b
2
- c
3
d
Hint
12.
Jason wants to buy a car. He has $2500 in his savings account. He also needs to pay $600 for insurance. Write an inequality that can be used to determine the price of a car that Jason can buy.
A.
c
- 600
2500
B.
c
- 600
2500
C.
c
+ 600
2500
D.
c
+ 600
2500
Hint
13.
Find the product
.
A.
B.
C.
D.
Hint
14.
What is the next term in the sequence
A.
B.
12
C.
D.
16
Hint
15.
What is 125:625 expressed as a fraction in simplest form?
A.
B.
C.
D.
Hint
16.
Simplify 5 ·
x
· 10.
A.
15
x
B.
50
x
C.
15 +
x
D.
50 +
x
Hint
17.
Evaluate
x
–
y
+
z
if
x
= 12,
y
= 20, and
z
= -9.
A.
23
B.
-41
C.
1
D.
-17
Hint
18.
Write the expression
m
-7
using a positive exponent.
A.
B.
m
7
C.
-
m
7
D.
Hint
19.
Find the
x
- intercept for the graph of 3
x
+ 5
y
= 15.
A.
3
B.
-3
C.
-5
D.
5
Hint
20.
Use the table of values to write an equation in slope-intercept form.
A.
B.
C.
D.
Hint